5306-01-188-0937, BOLT,SHOULDER

National Stock Number:
5306-01-188-0937

Federal Supply Class:
5306

National Item Identification Number:
011880937

Description:
BOLT,SHOULDER

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than No. 10 (0.190 IN.) (5 mm) and those items with an inserted drive head, use SCREW, SHOULDER. For items which are No. 10 (0.190 IN.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use BOLT, EXTERNALLY RELIEVED BODY. Excludes THUMBSCREW.

Manufacturer Information:

12339307	19207	U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
5585134	34623	AM GENERAL LLC

Techincal Specification:

EXTENDED WASHER DIAMETER	0.624 INCHES MINIMUM AND 0.676 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.055 INCHES MINIMUM AND 0.075 INCHES MAXIMUM
FASTENER LENGTH	0.625 INCHES NOMINAL
HEAD HEIGHT	0.263 INCHES MINIMUM AND 0.305 INCHES MAXIMUM
HEAD STYLE	HEXAGON EXTENDED WASHER
MATERIAL DOCUMENT AND CLASSIFICATION	SAE J429,GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES
SHOULDER DIAMETER	0.312 INCHES MINIMUM AND 0.317 INCHES MAXIMUM FIRST SHOULDER
SHOULDER LENGTH	0.230 INCHES MINIMUM AND 0.240 INCHES MAXIMUM FIRST SHOULDER
SHOULDER SHAPE	ROUND FIRST SHOULDER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.185 INCHES MINIMUM AND 0.195 INCHES MAXIMUM
THREAD QUANTITY PER INCH	20
THREAD SERIES DESIGNATOR	UNC
WIDTH BETWEEN FLATS	0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM

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